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    Sodium channels and multiple sclerosis.

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    Multiple Sclerosis is a chronic demyelinating disease of the central nervous system of undetermined etiology. Damage of myelinated fibers leads to block of conduction of impulses. In myelinated axons sodium channels are expressed at high density and they play a very important role in the conduction of nervous impulse. In myelinated fibers affected by Multiple Sclerosis substantial variations of sodium channels pattern occurs. These variations can help to explain pathophysiological and clinical aspects of Multiple Sclerosis and open a new way to approach and, probably, treat this disease

    Implementation of Italian guidelines on public health genomics in Italy: a challenging policy of the NHS (Review) [Le policy di genomica in sanità pubblica in Italia: le sfide nella implementazione delle linee guida nel sistema sanitario nazionale]

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    Abstract BACKGROUND: Genomics and related fields are becoming increasingly relevant in health care practice. Italy is the first European country that has a structured policy of Public Health Genomics. Nevertheless, what should be the role of genomics in a public health perspective and how public health professionals should engage with advances in genomics' knowledge and technology, is still not entirely clear. METHODS: A description of the regulatory framework made-up by the Italian government in the last years is provided. In order to implement the national guidelines on Public Health Genomics published in 2013, key issues including the ethical, legal and social aspects within an evidence-based framework should be warranted and are herewith discussed. CONCLUSIONS: Genomics and predictive medicine are considered one of the main intervention areas by the National Prevention Plan 2010-2012, and dedicated guidelines were published in 2013. In order to implement such guidelines, we envi

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship
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